Ji Won Young, an ambitious songwriter and singer, crossed paths with Noh Woo Ri, who currently works at a fashion company, at one of Won Young's performances. From that moment on, their love story began to blossom. After a short period of time, the couple decided to move in together. However, things gradually became more complicated as they uttered the words of separation. Due to some issues with the deposit and debts of the apartment, they had no choice but to continue living together until the contract expired and they could move out.

Despite their broken relationship, Ji Won Young and Noh Woo Ri had to endure the challenges of cohabitation until they could finally part ways.